package com.glsx.core.common;

import java.util.Arrays;

import javax.servlet.http.HttpServletRequest;

import org.apache.log4j.Logger;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.Pointcut;
import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

@Aspect
@Component
public class WebLogAspect {
	
	private Logger logger = Logger.getLogger(getClass());
	
	 
	ThreadLocal<Long> startTime = new ThreadLocal<>();
	
	
	 @Pointcut("execution(public * com.glsx.core.controller..*.*(..))")
	 public void webLog(){}
	 
	 @Before("webLog()")
	 public void doBefore(JoinPoint joinPoint) throws Throwable {
	     
		 startTime.set(System.currentTimeMillis());
		 
		 // 接收到请求，记录请求内容
		  ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
		  HttpServletRequest request = attributes.getRequest();
	      // 记录下请求内容
	      logger.info("URL : " + request.getRequestURL().toString());
	      logger.info("HTTP_METHOD : " + request.getMethod());
	      logger.info("IP : " + request.getRemoteAddr());
	      logger.info("CLASS_METHOD : " + joinPoint.getSignature().getDeclaringTypeName() + "." + joinPoint.getSignature().getName());
	      logger.info("ARGS : " + Arrays.toString(joinPoint.getArgs()));
	 }
	 
	 @AfterReturning(returning = "ret", pointcut = "webLog()")
	 public void doAfterReturning(Object ret) throws Throwable {
	      // 处理完请求，返回内容
	      logger.info("RESPONSE : " + ret);
	      
	      logger.info("SPEND TIME : " + (System.currentTimeMillis() - startTime.get()));
	}

}
